Pygmaeocereus bieblii Clumping plant! Mesemb Give good light but watch

Give good light but watch for sunburn in hot sun

It has blue green to yellowish green stems with small succulent leaves that only last a few months

The spines are tiny and look like little black bugs

Gibbaeum dispar  A interesting Mesemb with fuzzy leaves related to Lithops

Last image shows a mature caudex

Pygmaeocereus bieblii Clumping plant! Mesemb Give good light but watchPygmaeocereus bieblii Family: Cactaceae. This Peru native is the smallest of the Cereoid cacti. The Cereus group are the tall columnar cacti most people know of through plants like the Saguaro, Organ Pipe Cactus, San Pedro, etc. Nearly all of them get much taller than a person, with some becoming giants. Then we have this cute little guy who decided to be different and stay under 6 inches despite belonging to the group! The plant is green with white